Question

By what number should (144/225)^-1 be divided so that the quotient may be equal to (12/15)^-4.........
Please give full explanation....
​

Answer 1

Answer:

(4/5)²

Step-by-step explanation:

Let the number be x.

Then, (144/225)^-1 ÷ x = (12/15)^-4

=>    (12/15)^-2 * 1/x = (12/15)^-4

=>     (15/12)^2 * 1/x = (15/12)^4

=>     1/x = (15/12)^2

=>      x = (12/15)^2

=>      x = (4/5)²

Answer 2

Answer:

the first answer is wrong

Step-by-step explanation:

don't copy the above answer he have cut ² in 15/12 but the answer is also 15/12², so where is 225/144 has gone.